Home / 889,023.76-1,226,844.04-481,116.88

Finding the Fourth Proportional to 889,023.76, 1,226,844.04 and 481,116.88

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Solution

The fourth proportional to 889,023.76, 1,226,844.04 and 481,116.88 is: 663,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,023.76 : 1,226,844.04 = 481,116.88 : x
  2. Step 2: Convert to fraction form
    889,023.76/1,226,844.04 = 481,116.88/x
  3. Step 3: Cross multiply
    889,023.76x = 1,226,844.04 × 481,116.88
  4. Step 4: Simplify right side
    889,023.76x = 590,255,376,771.40
  5. Step 5: Solve for x
    x = 590,255,376,771.40/889,023.76
  6. Step 6: Final answer
    x = 663,936.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.